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<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
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  <title>Document</title>
</head>
<body>
    <script src="https://cdn.bootcss.com/axios/0.19.0/axios.min.js"></script>
    <script>
      // axios.get('https://jsonplaceholder.typicode.com/todos')
      //   .then(resp => {
      //     if (resp.status === 200) {
      //       console.log(resp.data)
      //     }
      //   })
      //   .catch(err => {
      //     console.log('出错：', err)
      //   })
    </script>

    <script>
      const ajax = axios.create({
        baseURL: 'https://jsonplaceholder.typicode.com'
      })

      ajax.get('/todos')
        .then(res => {
          console.log(res.data)
        })

      ajax.get('/users')
        .then(res => {
          console.log(res.data)
        })
    </script>
</body>
</html>